New thinking and future of agriculture Flashcards

1
Q

we will grow more food in the next ____ years than in all previous history of humanity and agriculture

A

50

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2
Q

Things that make the food supply system chain more complicated

A

more people with more money that live longer
increasingly urban, non-agrarian with complex food demands

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3
Q

what is important about the calories that are produced in the future

A

It is not just about the production of calories, it is about producing a well-rounded diet for everyone

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4
Q

main factors that affect food prices

A

wars, civil unrest, weather (mainly weather)

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5
Q

heterosis

A

genetically uniform F1 generation hybrids

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6
Q

apomixis

A

seeds without sex

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7
Q

What trait are they trying to breed the modern crops to have

A

we want bigger, more dynamic roots

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8
Q

Canadian no till agriculture absorbs the equivalent of CO2 from _________ cars annually

A

2 million

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9
Q

gene editing; CRISPR technology

A

allows for specific cuts of DNA that allow for many things

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10
Q

types of DNA changes possible with CRISPR

A

indel mutations, gene deletion, gene insertion or replacement, gene correction

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11
Q

example of gene editing

A

blight resistant potatoes
the golden rice project

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12
Q

how does wifi and cell phones help developing countries

A

undeveloped countries can use solar panels to charge phones. Apps allow access to different ag needs (identify pathogens/pest, access to knowledge without education

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13
Q

vertical farming

A

tall buildings with greenhouse outside, other farming inner core, integrated farming models

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14
Q

benefits of vertical farming

A

recycling and utilization of wastes from one production for another
local fresh food in cities
Mixed-use tall buildings

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15
Q

problem with vertical farming

A

how we will have to supplement with light during winter

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16
Q

factors included in vertical farms in urban environments

A

controlled environments
integrated farming
waste reduction
energy generation
rural to urban shift
urban farmers
pathogen containment may be difficult
avoid seasons and weather

17
Q

problems to solve with vertical farming

A

economic feasibility (expensive to start, maybe not very energy sufficient)
Environment is hard to manage (pathogen outbreaks
waste management
is it sustainable

18
Q

benefits to vertical farming

A

urban ag sovereignty
controlled environment, making yield predictable
organic produce, reduced fertilizer and pesticide
could be more sustainable if run and built right

19
Q

wastewater treatment

A

decreases organic matter and number of microorganisms in human waste-impacted water

20
Q

example of wastewater treatments

A

constructed wetlands. Built by engineers to mimic natural processes in rivers (except intensified and controlled)

21
Q

anaerobic digestion

A

reduces amount of sludge for disposal and turns it into fertilizer for ag
does produce methane

22
Q

way to improve composting

A

source separation, recycling, combined urban composting and water waste

23
Q

source separation

A

reduction of waste into separate recycling paths that separate compostable from non-compostable

24
Q

recycling

A

recovery of material that helps energy recover and improve ecosystem health

25
Q

composting

A

large scale controlled decomposition process with complex microbiology

26
Q

what process does composting resemble

A

fermentation